13F-HR/A 1 fmrcorp1.txt 13F-HR/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: September 30, 2006 Check here if Amendment [ x ]; Amendment Number: 1 This Amendment (Check only one): [ ] is a restatement [ x ] adds new holdings entries Institutional Investment Manager Filing this Report: Name: FMR Corp. Address: 82 Devonshire Street Boston, MA 02109 13F File Number: 28-451 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Eric D. Roiter Title: Senior Vice President and General Counsel Fidelity Management & Research Company Phone: 617-563-1742 Signature, Place, and Date of Signing: /s/ Eric D. Roiter Boston, MA December 7, 2006 Report Type (Check only one.): [ X] 13F HOLDINGS REPORT. [ ] 13F NOTICE [ ] 13F COMBINATION REPORT List of other managers reporting for this manager: NONE FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 5 Form 13F Information Table Entry Total: 2 Form 13F Information Table Value Total: $236,057 (x1000) List of Other Included Managers: No. Form 13F File Number Name 1 28-450 Fidelity Management & Research Company 2 28-0105 Fidelity Management Trust Company 3 28-5421 Strategic Advisers Incorporated 4 28-6635 Fidelity Investors Management Corp. 5 28-6639 FMR Co., Inc.
VALUE SHARES/ SH/ PUT/ INVSTMT -----VOTING AUTHORITY----- NAME OF ISSUER -TITLE OF CLASS- --CUSIP-- X$1000 PRN AMT PRN CALL DSCRETN.-MANAGERS SOLE SHARED NONE CIENA CORP COM 171779309 231277 8487241 SH DEFINED 1 5 9157 0 8478084 CIENA CORP COM 171779309 4780 175424 SH DEFINED 2 175424 0 0